3rd grade Instructional Guide

3rd Grade Math Scope & Sequence

SKILLS

VOCABULARY

MANIPULATIVES

●​ Understand perimeter ●​ Use equations

●​ perimeter ●​ equilateral triangle

●​ Square color tiles

enVision 2020 Curriculum Supports

STEM Project: What Lives Here? Pick a Project: Sugarcane Crops, Interior Design, Building Builder, Reserve that Table 16-1 Understand Perimeter 16-2 Perimeter of Common Shapes 16-3 Perimeter and Unknown Side Lengths

16-4 Same Perimeter, Different Area 16-5 Same Area, Different Perimeter 16-6 Problem Solving: Reasoning

Differentiation in Action

Skill Building

Sentence Frames: Use sentence frames to build mathematical language ●​ The distance around the shape is _____. ●​ The perimeter of the shape is _______. ●​ The measure of the two sides that are not given are ___ and ___. ●​ The perimeter of a rectangle can be found by ________. ●​ The total measure of the known sides is ____. ●​ I can find the measure of the unknown sides by ____. ●​ The area of the two shapes is the same but the perimeter is different because ____.

Extension

Open Middle Problems: Rectangle Area and Perimeter Perimeter Maximizing Area Maximizing Perimeter Squares: Perimeter vs. Area Rectangles: Perimeter vs. Area